TRILOBITE GENERA AND SPECIES LIST
for Genera beginning with letter T

Taenora

Taenora expansa (Palmer, 1960)

Taxioura = Ogygopsis (Taxioura is a j.s.s. of Ogygopsis)

Taxioura elongata McLaughlin and Enbysk, 1950 [=Ogygopsis elongata (McLaughlin and Enbysk, 1950)]

Tesselacauda (Ross, 1951)

Tesselacauda depressa (Ross, 1951)

Thigriffides

Thigriffides (?) alamogordoensis (Brezinski, 2000)
Thigriffides triangulatus (Brezinski, 2000)
Thigriffides sp. (in Brezinski, 2000)

Thompsonaspis (Deiss, 1939) [Montana]

        Thompsonaspis obscura (Deiss, 1939) [Montana]
        Thompsonaspis striata (Deiss, 1939) = Alokistocare subcoronatum (Hall & Whitfield, 1877)

Thoracocare (Robison & Campbell, 1974)

Thoracocare minuta (Resser, 1939a)

Tomagnostella (Howell, 1935)

Tomagnostella sp. [Marjum Formation]

Tonkinella (Mansuy, 1916)

Tonkinella breviceps (Kobayashi, 1934)
Tonkinella stephensis (Kobayashi, 1935) [Canada & Montana]
Tonkinella valida (Tchernysheva, 1962)

Tonopahella (Sundberg & McCollum, 2003b)

Tonopahella goldfieldensis (Sundberg & McCollum, 2003b)
Tonopahella walcotti (Sundberg & McCollum, 2003b)

Trachycheilus (Resser, 1945)

Trachycheilus granulosus (Sundberg, 1994)
Trachycheilus typicale (Resser, 1945)
Trachycheilus whirlwindensis (Sundberg, 1994)
Trachycheilus ? sp. A (Sundberg, 1994) [Chisholm Formation]

Triadaspis (Opik, 1967)

Triadaspis bigeneris

Tricrepicephalus (Kobayashi, 1935)

[Tricrepicephalus coria (Walcott, 1916)] = Tricrepicephalus texanus (Shumard, 1861) (see Pratt, 1992)
Tricrepicephalus texanus (Shumard, 1861) - old name was Tricrepicephalus coria
Tricrepicephalus sp. [McKay Group]
Tricrepicephalusn. sp. [Weeks Formation]

Trigonocerca (Ross, 1951)

Trigonocerca typica (Ross, 1951)

Trochurus

Trochurus sp. indet. (Gazelle Formation)

Tympanuella (Sundberg, 1994)

Tympanuella transversa (Sundberg, 1994)

Trymataspis (Robison, 1964)

Trymataspis depressa (Robison, 1964)
Trymataspis lomaleie (Robison, 1964)
Trymataspis pristina (Robison, 1964)